mirror of https://github.com/noisymime/Arduino.git
Revert "Wire library to the 1.5 format"
This reverts commit a31857688b
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This commit is contained in:
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258c7af469
commit
9a9652d506
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@ -23,10 +23,10 @@ extern "C" {
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#include <stdlib.h>
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#include <stdlib.h>
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#include <string.h>
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#include <string.h>
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#include <inttypes.h>
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#include <inttypes.h>
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#include "utility/twi.h"
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#include "twi.h"
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}
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}
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#include "Wire_Class.h"
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#include "Wire.h"
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// Initialize Class Variables //////////////////////////////////////////////////
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// Initialize Class Variables //////////////////////////////////////////////////
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@ -0,0 +1,31 @@
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#######################################
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# Syntax Coloring Map For Wire
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#######################################
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#######################################
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# Datatypes (KEYWORD1)
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#######################################
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#######################################
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# Methods and Functions (KEYWORD2)
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#######################################
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begin KEYWORD2
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beginTransmission KEYWORD2
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endTransmission KEYWORD2
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requestFrom KEYWORD2
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send KEYWORD2
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receive KEYWORD2
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onReceive KEYWORD2
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onRequest KEYWORD2
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#######################################
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# Instances (KEYWORD2)
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#######################################
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Wire KEYWORD2
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#######################################
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# Constants (LITERAL1)
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#######################################
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@ -22,7 +22,7 @@ extern "C" {
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#include <string.h>
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#include <string.h>
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}
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}
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#include "Wire_Class.h"
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#include "Wire.h"
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static inline bool TWI_FailedAcknowledge(Twi *pTwi) {
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static inline bool TWI_FailedAcknowledge(Twi *pTwi) {
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return pTwi->TWI_SR & TWI_SR_NACK;
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return pTwi->TWI_SR & TWI_SR_NACK;
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@ -0,0 +1,87 @@
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// I2C SRF10 or SRF08 Devantech Ultrasonic Ranger Finder
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// by Nicholas Zambetti <http://www.zambetti.com>
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// and James Tichenor <http://www.jamestichenor.net>
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// Demonstrates use of the Wire library reading data from the
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// Devantech Utrasonic Rangers SFR08 and SFR10
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// Created 29 April 2006
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// This example code is in the public domain.
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#include <Wire.h>
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void setup()
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{
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Wire.begin(); // join i2c bus (address optional for master)
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Serial.begin(9600); // start serial communication at 9600bps
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}
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int reading = 0;
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void loop()
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{
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// step 1: instruct sensor to read echoes
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Wire.beginTransmission(112); // transmit to device #112 (0x70)
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// the address specified in the datasheet is 224 (0xE0)
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// but i2c adressing uses the high 7 bits so it's 112
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Wire.write(byte(0x00)); // sets register pointer to the command register (0x00)
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Wire.write(byte(0x50)); // command sensor to measure in "inches" (0x50)
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// use 0x51 for centimeters
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// use 0x52 for ping microseconds
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Wire.endTransmission(); // stop transmitting
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// step 2: wait for readings to happen
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delay(70); // datasheet suggests at least 65 milliseconds
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// step 3: instruct sensor to return a particular echo reading
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Wire.beginTransmission(112); // transmit to device #112
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Wire.write(byte(0x02)); // sets register pointer to echo #1 register (0x02)
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Wire.endTransmission(); // stop transmitting
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// step 4: request reading from sensor
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Wire.requestFrom(112, 2); // request 2 bytes from slave device #112
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// step 5: receive reading from sensor
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if(2 <= Wire.available()) // if two bytes were received
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{
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reading = Wire.read(); // receive high byte (overwrites previous reading)
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reading = reading << 8; // shift high byte to be high 8 bits
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reading |= Wire.read(); // receive low byte as lower 8 bits
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Serial.println(reading); // print the reading
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}
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delay(250); // wait a bit since people have to read the output :)
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}
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/*
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// The following code changes the address of a Devantech Ultrasonic Range Finder (SRF10 or SRF08)
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// usage: changeAddress(0x70, 0xE6);
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void changeAddress(byte oldAddress, byte newAddress)
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{
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Wire.beginTransmission(oldAddress);
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Wire.write(byte(0x00));
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Wire.write(byte(0xA0));
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Wire.endTransmission();
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Wire.beginTransmission(oldAddress);
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Wire.write(byte(0x00));
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Wire.write(byte(0xAA));
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Wire.endTransmission();
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Wire.beginTransmission(oldAddress);
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Wire.write(byte(0x00));
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Wire.write(byte(0xA5));
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Wire.endTransmission();
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Wire.beginTransmission(oldAddress);
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Wire.write(byte(0x00));
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Wire.write(newAddress);
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Wire.endTransmission();
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}
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*/
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@ -0,0 +1,39 @@
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// I2C Digital Potentiometer
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// by Nicholas Zambetti <http://www.zambetti.com>
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// and Shawn Bonkowski <http://people.interaction-ivrea.it/s.bonkowski/>
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// Demonstrates use of the Wire library
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// Controls AD5171 digital potentiometer via I2C/TWI
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// Created 31 March 2006
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// This example code is in the public domain.
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// This example code is in the public domain.
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#include <Wire.h>
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void setup()
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{
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Wire.begin(); // join i2c bus (address optional for master)
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}
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byte val = 0;
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void loop()
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{
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Wire.beginTransmission(44); // transmit to device #44 (0x2c)
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// device address is specified in datasheet
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Wire.write(byte(0x00)); // sends instruction byte
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Wire.write(val); // sends potentiometer value byte
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Wire.endTransmission(); // stop transmitting
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val++; // increment value
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if(val == 64) // if reached 64th position (max)
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{
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val = 0; // start over from lowest value
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}
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delay(500);
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}
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@ -0,0 +1,32 @@
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// Wire Master Reader
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// by Nicholas Zambetti <http://www.zambetti.com>
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// Demonstrates use of the Wire library
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// Reads data from an I2C/TWI slave device
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// Refer to the "Wire Slave Sender" example for use with this
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// Created 29 March 2006
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// This example code is in the public domain.
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#include <Wire.h>
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void setup()
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{
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Wire.begin(); // join i2c bus (address optional for master)
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Serial.begin(9600); // start serial for output
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}
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void loop()
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{
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Wire.requestFrom(2, 6); // request 6 bytes from slave device #2
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while(Wire.available()) // slave may send less than requested
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{
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char c = Wire.read(); // receive a byte as character
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Serial.print(c); // print the character
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}
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delay(500);
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}
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@ -0,0 +1,31 @@
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// Wire Master Writer
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// by Nicholas Zambetti <http://www.zambetti.com>
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// Demonstrates use of the Wire library
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// Writes data to an I2C/TWI slave device
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// Refer to the "Wire Slave Receiver" example for use with this
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// Created 29 March 2006
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// This example code is in the public domain.
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#include <Wire.h>
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void setup()
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{
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Wire.begin(); // join i2c bus (address optional for master)
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}
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byte x = 0;
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void loop()
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{
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Wire.beginTransmission(4); // transmit to device #4
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Wire.write("x is "); // sends five bytes
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Wire.write(x); // sends one byte
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Wire.endTransmission(); // stop transmitting
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x++;
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delay(500);
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}
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@ -0,0 +1,38 @@
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// Wire Slave Receiver
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// by Nicholas Zambetti <http://www.zambetti.com>
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// Demonstrates use of the Wire library
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// Receives data as an I2C/TWI slave device
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// Refer to the "Wire Master Writer" example for use with this
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// Created 29 March 2006
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// This example code is in the public domain.
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#include <Wire.h>
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void setup()
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{
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Wire.begin(4); // join i2c bus with address #4
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Wire.onReceive(receiveEvent); // register event
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Serial.begin(9600); // start serial for output
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}
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void loop()
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{
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delay(100);
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}
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// function that executes whenever data is received from master
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// this function is registered as an event, see setup()
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void receiveEvent(int howMany)
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{
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while(1 < Wire.available()) // loop through all but the last
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{
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char c = Wire.read(); // receive byte as a character
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Serial.print(c); // print the character
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}
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int x = Wire.read(); // receive byte as an integer
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Serial.println(x); // print the integer
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}
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@ -0,0 +1,32 @@
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// Wire Slave Sender
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// by Nicholas Zambetti <http://www.zambetti.com>
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// Demonstrates use of the Wire library
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// Sends data as an I2C/TWI slave device
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// Refer to the "Wire Master Reader" example for use with this
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// Created 29 March 2006
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// This example code is in the public domain.
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#include <Wire.h>
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void setup()
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{
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Wire.begin(2); // join i2c bus with address #2
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Wire.onRequest(requestEvent); // register event
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}
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void loop()
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{
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delay(100);
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}
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// function that executes whenever data is requested by master
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// this function is registered as an event, see setup()
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void requestEvent()
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{
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Wire.write("hello "); // respond with message of 6 bytes
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// as expected by master
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}
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@ -1,10 +0,0 @@
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name=Wire
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author=Arduino
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email=info@arduino.cc
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sentence=This library allows you to communicate with I2C / TWI devices.
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paragraph=
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url=http://arduino.cc/en/Reference/Wire
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architectures=avr,sam
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version=1.0
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dependencies=
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core-dependencies=arduino (>=1.5.0)
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@ -1 +0,0 @@
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#include <Wire_Class.h>
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